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JVC XL-SV302SL Service Manual
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JVC XL-SV302SL Service Manual

JVC XL-SV302SL Service Manual

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SERVICE MANUAL
VIDEO CD PLAYER
XL-SV302SL/SV305GD
POWER
1 – MIC VOLUME – 2
ON /
OFF
MIN
MAX MIN
C O M P A C T
VIDEO CD
DIGITAL
VIDEO
1 – MIC – 2
PLEASE TAKE NOTE BEFORE ORDERING
1.
Order all service parts through JVC Asia Pte Ltd.- Customer Satisfaction Dept.
2.
Two orders are available: Initial order and last order (Before End Of Line)
3.
Minimum order quantity: 100pcs
4.
Delivery term: Minimum 2 months upon confirmation of order.
Safety precautions ............................................................1-2
Preventing static electricity ...............................................1-3
Disassembly ......................................................................1-4
Description of major IC ....................................................1-5
COPYRIGHT
XL-SV308BU
MAX
IMPORTANT
Contents
    
2001 VICTOR COMPANY OF JAPAN LTD.
XL-SV320SL/305GD/308BU
1
2
3
4
5
OPEN/CLOSE
6
7
8
9
+10
10/0
RETURN
No: 28207
OCT. 2001

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Summary of Contents for JVC XL-SV302SL

  • Page 1 1 – MIC – 2 IMPORTANT PLEASE TAKE NOTE BEFORE ORDERING Order all service parts through JVC Asia Pte Ltd.- Customer Satisfaction Dept. Two orders are available: Initial order and last order (Before End Of Line) Minimum order quantity: 100pcs Delivery term: Minimum 2 months upon confirmation of order.

  • Page 2: Safety Precautions

    XL-SV320SL/305GD/308BU Safety precautions XL-SV320SL/SV305GD XL-SV308BU 1. This design of this product contains special hardware and many circuits and components specially for safety purposes. For continued protection, no changes should be made to the original design unless authorised in writing by the manufacturer. Replacement parts must be identical to those used in the original circuits.
  • Page 3 XL-SV320SL/305GD/308BU Preventing static electricity Electrostatic discharge (ESD), which occurs when static electricity stored in the body, fabric, etc. is dis- charged, can destroy the laser diode in the traverse unit (optical pickup). Take care to prevent this when performing repairs. 1.1.
  • Page 4 XL-SV320SL/305GD/308BU Disassembly XL-SV320SL/SV305GD XL-SV308BU Procedure of disassembly Description QTY. Action Remark Main part Place Plane tray Remove Turn on VCD, open the plane tray then take up the CD door. Self screw Loosen screw Loose the screw, remove from the upper cover. ¢4.0 Self screw Loosen screw Upper cover...
  • Page 5 XL-SV320SL/305GD/308BU IC lead identification, internal diagram and description IC301: HT16512 (VFD DRIVER) Block diagram Pin configuration (Top view)
  • Page 6 XL-SV320SL/305GD/308BU Pin description XL-SV320SL/SV305GD XL-SV308BU Symbol Pin Name Pin No. Description Data input Inputs serial data at the rising edge of the shift clock, starting from the low order bit. Data output Output serial data at the falling edge of the shift clock, starting from the low order bit.
  • Page 7 XL-SV320SL/305GD/308BU Pin configuration U1: ES3210 Block diagram Pin configuration...
  • Page 8 XL-SV320SL/305GD/308BU ES3210 Pin description XL-SV320SL/SV305GD XL-SV308BU Name Number Definition 1, 31, 51 Voltage supply for 3.3V. RAS# DRAM row address strobe (active low). DWE# DRAM write enable (active low). DA[8:0] 12:4 DRAM multiplexed row and column address bus. DBUS[15:0] 28:13 DRAM data bus.
  • Page 9 XL-SV320SL/305GD/308BU U4: ES3207 Block diagram Pin configuration...
  • Page 10 XL-SV320SL/305GD/308BU ES3207 Pin description XL-SV320SL/SV305GD XL-SV308BU Name Number Definition 1,2,25,26,29,30,31, Ground. 72,75,77,91,100 3,4,5,16,32 Voltage supply 5V. 66,73,78,90 DSC-C Clock for programming to access internal registers. AUX[15:0] 40-38,36-34,20,18, Auxiliary control pins. 14,67-70,11,9,7 DSC-D[7:0] 81,83,85,93, Data for programming to access internal registers. 95,97,99,8 DSC-S Strobe for programming to access internal registers.
  • Page 11 XL-SV320SL/305GD/308BU U3: C16256 (4MB DRAM) Block diagram Pin configuration Pin description Pin No. Pin Name Type Description 16~19,22~26 A0-A8 Input Address input Input Row address strobe CASH Input Column address strobe/Upper byte control CASL Input Column address strobe/lower byte control Input Write enable Input...
  • Page 12 XL-SV320SL/305GD/308BU U2: 27C020 (2MB EEPROM) XL-SV320SL/SV305GD Block diagram XL-SV308BU Pin configuration Pin description Pin Name Pin No. Description Voltage input for program erase operations A16,A15,A12 2,3,4 Address input pins A7-A0 5-12 Address input pins D0-D2 13-15 Input/Output pins Ground D3-D7 17-21 Input/Output pins Chip enable (Active low)
  • Page 13 XL-SV320SL/305GD/308BU U5: CXD3068Q (CD DSP) Block diagram 1-13...
  • Page 14 XL-SV320SL/305GD/308BU Pin configuration XL-SV320SL/SV305GD XL-SV308BU Pin description Pin No. Pin Name Description Digital power supply XRST System reset. Reset when low. MUTE Mute input (Low: off, high : on) DATA Serial data input from CPU XLAT Latch input from CPU. Serial data is latched at the falling edge. CLOK Serial data transfer clock input from CPU.
  • Page 15 XL-SV320SL/305GD/308BU Pin No. Pin Name Description FRDR Focus drive output. DVss1 Digital GND. TEST Test normally, GND TES1 Test normally, GND Center voltage input Focus error signal input Sled error signal input Tracking error signal input Center servo analog input RFDC RF signal input ADIO...
  • Page 16 XL-SV320SL/305GD/308BU U6: CXA2550N (RF AMPLIFIER) XL-SV320SL/SV305GD Block diagram XL-SV308BU Pin configuration Pin description Pin No. Pin Name Description AGCVTH Reference level variable pin for RF level control. The reference level can be varied by the external resistor. APC amplifier output pin. APC amplifier input pin.
  • Page 17 XL-SV320SL/305GD/308BU U7: AT6392 (BTL DRIVER) Block diagram Pin description Pin No. Pin Name Description BIAS IN Input for Bias-amplifier OPIN1(+) Non inverting input for CH1 OP-AMP OPIN1(-) Inverting input for CH1 OP-AMP OPOUT1 Output for CH1 OP-AMP OPIN2(+) Non inverting input for CH2 OP-AMP OPIN1(-) Non inverting input for CH2 OP-AMP OPOUT2...
  • Page 18 XL-SV320SL/305GD/308BU JVC Asia Pte Ltd 101 Thomson Road, #28-04 United Squares, Singapore 307591 (No: 28207) Printed in Singapore 0006(L)

  • Page 19: Parts List

    [XL-SV302SL/305GD/308BU] IMPROTANT PLASE TAKE NOTE BEFORE ORDERING 1. Order all service parts through JVC Asia Pte Ltd.-Customer Satisfaction Dept. 2. Two orders are available: Initial order and last order (Before End Of Line). 3. Minimum order quantity: 100pcs 4. Delivery term: Minimum 2 months upon confirmation of order.
  • Page 20 XL-SV320SL/305GD/308BU Exploded view diagram and mechanical parts list XL-SV320SL/SV305GD XL-SV308BU Main unit exploded view diagram...
  • Page 21 S-TAP.SCREW P-B 3X10 A BZN +H E4101-023001 SWITCH POW KDC-A09 322-SV2001-01Y CUSHION FOOT FRONT 207-323911-04R CABINET FOOT FRONT SV302 SL R 2 (FOR XL-SV302SL/XL-SV308BU) 207-323911-01R CABINET FOOT FRONT SV20 2 (FOR XL-SV305GD) E3701-00L010C3 PCB AC SW 612-300212-10 S-TAP.SCREW WHR 3X12...

  • Page 22: Electrical Parts List

    XL-SV320SL/305GD/308BU Electrical parts list XL-SV320SL/SV305GD XL-SV308BU Electrical parts list (Remote board) Mark Ref. Parts Number Description QTY. C001 E1301-004030 CAPACITOR EC V SA T05 470M 16DC 5 C001 E1301A002002A CAPACITOR EC V A SB 470M 16DC T05 5X11 1 [FOR XL-SV305GD] C002 E1321-001053 CAPACITOR CE V TC SL221J 50DC T05 7...
  • Page 23 XL-SV320SL/305GD/308BU Mark Ref. Parts Number Description QTY. D111 E2501-055001 DIODE SILICON H 1N4004 1A400V T52 D0-41 437-015030-02 EYELET 1.5X3 N+T 4B 437-015030-02 EYELET 1.5X3 N+T 4B 437-020030-02 EYELET 2X3 N+T 4B 437-020030-02 EYELET 2X3 N+T 4B 437-020030-02 EYELET 2X3 N+T 4B 437-020030-02 EYELET 2X3 N+T 4B...
  • Page 24 XL-SV320SL/305GD/308BU Mark Ref. Parts Number Description QTY. XL-SV320SL/SV305GD L201 E3409-001001 WIRE JUMPER 0.6MM 1KG=375M XL-SV308BU L202 E3409-001001 WIRE JUMPER 0.6MM 1KG=375M L203 E3409-001001 WIRE JUMPER 0.6MM 1KG=375M L204 E3409-001001 WIRE JUMPER 0.6MM 1KG=375M E3202-031001 MIC JACK CK3-6.35-31 E3202-031001 MIC JACK CK3-6.35-31 R201 E1501-001085 RESISTOR CBF H 1/6W 681J T52...
  • Page 25 XL-SV320SL/305GD/308BU Mark Ref. Parts Number Description QTY. K317 E4102-028001 SWITCH TACT HCT-1141A K318 E4102-028001 SWITCH TACT HCT-1141A K319 E4102-028001 SWITCH TACT HCT-1141A OP301 E2701-017002 DETECTOR IR SPS-440-1-E R301 E1501-001054 RESISTOR CBF H 1/6W 333J T52 R302 E1501-001054 RESISTOR CBF H 1/6W 333J T52 R303 E1501-001054 RESISTOR CBF H 1/6W 333J T52...
  • Page 26 XL-SV320SL/305GD/308BU Packing XL-SV320SL/SV305GD XL-SV308BU QTY. DESCRIPTION 790-010116-01 JVC REMOTE 43KEYS FOR XL-SV302SL 790-010116-02 JVC REMOTE 43KEYS FOR XL-SV305GD 790-010116-04 REMOVE 47 KEYS XL-SV308 310-040804-03T POLYBAG 300-SV2001-01C POLYFOAM L XL-SV30 MAIN PART 310-222406-04V POLYBAG 580-SV3001-02 INST. BOOKLET E 310-101504-02T POLYBAG 510-SV3001-XXK...
  • Page 27 ASIA PTE LTD TO: Customer Satisfaction Dept. FAX: (65) 2543284 PARTS-ORDERING FORM PAGE ______OF_____ Buyer’s Name Date Of Order Buyer’s Signature /Chop Destination Ship Via AIR MAIL DHL-MAIL SEA MAIL SEA&AIR Account Code Destination Code Purchase Order No. Item No. Model No.
  • Page 28 1 – MIC – 2 IMPORTANT PLEASE TAKE NOTE BEFORE ORDERING Order all service parts through JVC Asia Pte Ltd.- Customer Satisfaction Dept. Two orders are available: Initial order and last order (Before End Of Line) Minimum order quantity: 100pcs Delivery term: Minimum 2 months upon confirmation of order.

  • Page 29: Wiring Diagram

    XL-SV320SL/305GD/308BU Wiring diagram XL-SV320SL/SV305GD XL-SV308BU...

  • Page 30: Block Diagram

    XL-SV320SL/305GD/308BU Block diagram...

  • Page 31: Schematic Diagram

    XL-SV302SL/305GD/308BU Schematic Diagrams MIC AMP, Power, Key & VFD Circuit...
  • Page 32 XL-SV302SL/305GD/308BU MPEG Circuit...
  • Page 33 XL-SV302SL/305GD/308BU Servo Circuit...
  • Page 34 XL-SV302SL/305GD/308BU Output Circuit...
  • Page 35 XL-SV302SL/305GD/308BU D/A Circuit...
  • Page 36 XL-SV302SL/305GD/308BU Memory Circuit...

  • Page 37: Printed Circuit Boards

    XL-SV302SL/305GD/308BU Printed Circuit Boards Power Supply, AC Selector & AC Switch Board Top View Bottom View 2-10...
  • Page 38 XL-SV302SL/305GD/308BU MPEG, Servo and Output PCB Top View 2-11...
  • Page 39 XL-SV302SL/305GD/308BU MIC AMP Board 2-12...
  • Page 40 XL-SV302SL/305GD/308BU Key and FLD Display Board 2-13...
  • Page 41 XL-SV320SL/305GD/308BU JVC Asia Pte Ltd 101 Thomson Road, #28-04 United Squares, Singapore 307591 (No: 28207) Printed in Singapore 0006(L)

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